Lighting device



FIG. 1 is a front perspective view showing my new design of a lighting device. The housing of the lighting device is symmetrical front to back, and left to right.

FIG. 2 is a right-hand perspective view of the design shown in FIG. 1; and,

FIG. 3 is a further perspective view of the design shown in FIG. 1. 

The ornamental design for a lighting device, as shown and described. 